To view this video, FINAL CIRCUITS AND THE ON-SITE GUIDE , click on the link below https://www.youtube.com/watch?v=boPCD76vguc This LearnElectrics video looks at the Final Circuits section of the On-Site Guide and in particular at the easy formula that can be used to adjust the cable length tables for different supply voltages. Recently we’ve been asked…
VIDEO 200 – 18th EDITION CHANGES – BS7671 – AMENDMENT 2 – CORRIGENDUM MAY 2023 – HOW TO GET YOUR FREE DOWNLOAD
To view this video, 18th EDITION CHANGES CORRIGENDUM MAY 2023, click on the link below https://www.youtube.com/watch?v=YBKMv1fOZAQ There have been some changes to the Wiring Regulations and a corrigendum has been released. The changes are not severe, nothing like Zs changes or learning new condition codes, and these changes will be easily incorporated into our working…
VIDEO 199 – TWO WIRE – TWO WAY LIGHTING – INTERMEDIATE LIGHTING – 3 WAY AND 4 WAY – SWITCH POSITIONS AND MORE
To view this video, TWO WIRE – TWO WAY LIGHTING, click on the link below https://www.youtube.com/watch?v=vqH6Y99Dlos There are several methods for wiring up lighting circuits and for many years the wiring styles were not formalised. The result of this is that we may come across many different wiring methods in our work. Understanding how these…
P207 – ELECTRICAL FORMULAS YOU NEED TO KNOW – PRINTABLE PDF
This PDF accompanies VIDEO 207 – Electrical Formulas you need to know. The video will show you how to transpose or re-arrange some essential electrical formulas. The worked examples cover the types of questions you will be asked in electrical exams and, of course, are essential formulas to use on-site. The video can be…
VIDEO 198 – Y PLAN HEATING – WIRING DIAGRAMS – HOW IT WORKS – EASY TO FOLLOW STEPS TO UNDERSTAND Y PLAN SYSTEM
To view this video, Y-PLAN HEATING, click on the link below https://www.youtube.com/watch?v=MPVG5v9s2UI In this LearnElectrics video we will look at the wiring method of the Y Plan central heating system. This follows on from a previous video that looked at the wiring methods adopted for the S plan system. As you will see in the…
VIDEO 197 – 3 WIRE 2 WAY LIGHTING CIRCUITS – WHY YOU WILL STILL COME ACROSS THEM TODAY AND HOW THEY WORK
To view this video, 3-WIRE 2-WAY LIGHTING, click on the link below https://www.youtube.com/watch?v=YU70PDmnpw0 There are several methods for wiring up lighting circuits and for many years the wiring styles were not formalised, with the result that we may come across many different methods in our work. In this LearnElectrics video we will look at a…
VIDEO 196 – HOW TO FIND AMPS FROM WATTS – HOW TO CHOOSE THE CORRECT FUSE SIZE – EASY HELP FOR HOUSEHOLDERS
To view this video, FIND AMPS FROM WATTS, click on the link below https://www.youtube.com/watch?v=4BixVh4mLKw This LearnElectrics video has been made after several householders posted questions about changing fuses and how to determine the correct fuse size for various appliances. It will also help new starters in the trade to understand the relationship between power and…
VIDEO 195 – CABLE RESISTANCE TABLES – OSG ON-SITE GUIDE – GUIDANCE NOTE 3 – HOW TO USE THEM – EASY CALCULATIONS
To view this video, CABLE RESISTANCE TABLES, click on the link below https://www.youtube.com/watch?v=Wl1–nxRnME In this LearnElectrics video, we help you to understand, and to use, the resistance tables in the On-Site Guide and in Guidance Note 3. They are easy to use, if you understand what they are telling you, and if you have the…
VIDEO 194 – RCD TYPES – AC, A, F & B – WHY THEY ARE DIFFERENT – WHAT ARE THE TESTS – PROTECTIVE DEVICES PART 4
To view this video, RCD TYPES AC, A, F & B, click on the link below https://www.youtube.com/watch?v=bOTberqGvQU This LearnElectrics video is part 4 of our mini-series on protective devices where we take a simplified look at the different types of RCD. We will look at the different types of tests that we must carry out,…
VIDEO 193 – ELECTRICAL CERTIFICATES – WHAT FORMS DO I NEED TO COMPLETE? – 18th EDITION AMENDMENT 2 – BS7671
To view this video, ELECTRICAL CERTIFICATES, click on the link below https://www.youtube.com/watch?v=S0_IZIOqKhU This LearnElectrics video looks at the model forms or certificates that we should use when completing electrical work. It’s a requirement that we inspect and test all our work before handing it back to the customer, and important that the correct forms are…